TSTP Solution File: LCL947_10 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : LCL947_10 : TPTP v8.2.0. Released v8.2.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n009.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Mon May 22 15:39:14 EDT 2023

% Result   : Theorem 49.99s 32.70s
% Output   : Proof 50.06s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : LCL947_10 : TPTP v8.2.0. Released v8.2.0.
% 0.07/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.34  % Computer : n009.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Mon May 22 11:55:02 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.34  Usage: tptp [options] [-file:]file
% 0.13/0.34    -h, -?       prints this message.
% 0.13/0.34    -smt2        print SMT-LIB2 benchmark.
% 0.13/0.34    -m, -model   generate model.
% 0.13/0.34    -p, -proof   generate proof.
% 0.13/0.34    -c, -core    generate unsat core of named formulas.
% 0.13/0.34    -st, -statistics display statistics.
% 0.13/0.34    -t:timeout   set timeout (in second).
% 0.13/0.34    -smt2status  display status in smt2 format instead of SZS.
% 0.13/0.34    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.34    -<param>:<value> configuration parameter and value.
% 0.13/0.34    -o:<output-file> file to place output in.
% 49.99/32.70  % SZS status Theorem
% 49.99/32.70  % SZS output start Proof
% 49.99/32.70  tff(tptp_fun___ki_accessible__type, type, (
% 49.99/32.70     tptp_fun___ki_accessible_: ( '$ki_world' * '$ki_world' ) > $o)).
% 49.99/32.70  tff(tptp_fun_W2_8_type, type, (
% 49.99/32.70     tptp_fun_W2_8: ( '$ki_world' * $i * $i ) > '$ki_world')).
% 49.99/32.70  tff(tptp_fun_B_25_type, type, (
% 49.99/32.70     tptp_fun_B_25: $i)).
% 49.99/32.70  tff(tptp_fun_W_24_type, type, (
% 49.99/32.70     tptp_fun_W_24: '$ki_world')).
% 49.99/32.70  tff(subset_type, type, (
% 49.99/32.70     subset: ( '$ki_world' * $i * $i ) > $o)).
% 49.99/32.70  tff(qmltpeq_type, type, (
% 49.99/32.70     qmltpeq: ( '$ki_world' * $i * $i ) > $o)).
% 49.99/32.70  tff(union_type, type, (
% 49.99/32.70     union: ( $i * $i ) > $i)).
% 49.99/32.70  tff(tptp_fun_W0_26_type, type, (
% 49.99/32.70     tptp_fun_W0_26: '$ki_world')).
% 49.99/32.70  tff(tptp_fun___ki_exists_in_world__i__type, type, (
% 49.99/32.70     tptp_fun___ki_exists_in_world__i_: ( '$ki_world' * $i ) > $o)).
% 49.99/32.70  tff(tptp_fun___ki_local_world__type, type, (
% 49.99/32.70     tptp_fun___ki_local_world_: '$ki_world')).
% 49.99/32.70  tff(1,assumption,(![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))), introduced(assumption)).
% 49.99/32.70  tff(2,plain,
% 49.99/32.70      ((tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24) & (tptp_fun___ki_exists_in_world__i_(W!24, B!25) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))))) <=> (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24) & tptp_fun___ki_exists_in_world__i_(W!24, B!25) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))))),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(3,plain,
% 49.99/32.70      (((~(~tptp_fun___ki_exists_in_world__i_(W!24, B!25))) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25)))) <=> (tptp_fun___ki_exists_in_world__i_(W!24, B!25) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))))),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(4,plain,
% 49.99/32.70      ((~(~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24))) <=> tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(5,plain,
% 49.99/32.70      (((~(~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24))) & ((~(~tptp_fun___ki_exists_in_world__i_(W!24, B!25))) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))))) <=> (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24) & (tptp_fun___ki_exists_in_world__i_(W!24, B!25) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25)))))),
% 49.99/32.70      inference(monotonicity,[status(thm)],[4, 3])).
% 49.99/32.70  tff(6,plain,
% 49.99/32.70      (((~(~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24))) & ((~(~tptp_fun___ki_exists_in_world__i_(W!24, B!25))) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))))) <=> (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24) & tptp_fun___ki_exists_in_world__i_(W!24, B!25) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))))),
% 49.99/32.70      inference(transitivity,[status(thm)],[5, 2])).
% 49.99/32.70  tff(7,plain,
% 49.99/32.70      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B))))) <=> (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B)))))),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(8,plain,
% 49.99/32.70      ((~![W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => qmltpeq(W0, union(B, B), B))))) <=> (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B)))))),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(9,axiom,(~![W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => qmltpeq(W0, union(B, B), B))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','verify')).
% 49.99/32.70  tff(10,plain,
% 49.99/32.70      (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[9, 8])).
% 49.99/32.70  tff(11,plain,
% 49.99/32.70      (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[10, 7])).
% 49.99/32.70  tff(12,plain,
% 49.99/32.70      (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[11, 7])).
% 49.99/32.70  tff(13,plain,
% 49.99/32.70      (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[12, 7])).
% 49.99/32.70  tff(14,plain,
% 49.99/32.70      (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[13, 7])).
% 49.99/32.70  tff(15,plain,
% 49.99/32.70      (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[14, 7])).
% 49.99/32.70  tff(16,plain,
% 49.99/32.70      (~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | qmltpeq(W0, union(B, B), B))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[15, 7])).
% 49.99/32.70  tff(17,plain,
% 49.99/32.70      (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24) & tptp_fun___ki_exists_in_world__i_(W!24, B!25) & (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25)))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[16, 6])).
% 49.99/32.70  tff(18,plain,
% 49.99/32.70      (~((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))),
% 49.99/32.70      inference(and_elim,[status(thm)],[17])).
% 49.99/32.70  tff(19,plain,
% 49.99/32.70      (~qmltpeq(W0!26, union(B!25, B!25), B!25)),
% 49.99/32.70      inference(or_elim,[status(thm)],[18])).
% 49.99/32.70  tff(20,plain,
% 49.99/32.70      (tptp_fun___ki_accessible_(W!24, W0!26)),
% 49.99/32.70      inference(or_elim,[status(thm)],[18])).
% 49.99/32.70  tff(21,plain,
% 49.99/32.70      (((~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))) | ((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))) <=> ((~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))) | (~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(22,plain,
% 49.99/32.70      ((~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))) | ((~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25))),
% 49.99/32.70      inference(quant_inst,[status(thm)],[])).
% 49.99/32.70  tff(23,plain,
% 49.99/32.70      ((~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))) | (~tptp_fun___ki_accessible_(W!24, W0!26)) | qmltpeq(W0!26, union(B!25, B!25), B!25)),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[22, 21])).
% 49.99/32.70  tff(24,plain,
% 49.99/32.70      ($false),
% 49.99/32.70      inference(unit_resolution,[status(thm)],[23, 20, 19, 1])).
% 49.99/32.70  tff(25,plain,(~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))), inference(lemma,lemma(discharge,[]))).
% 49.99/32.70  tff(26,plain,
% 49.99/32.70      (^[W: '$ki_world'] : refl(tptp_fun___ki_accessible_(W, W) <=> tptp_fun___ki_accessible_(W, W))),
% 49.99/32.70      inference(bind,[status(th)],[])).
% 49.99/32.70  tff(27,plain,
% 49.99/32.70      (![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W) <=> ![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W)),
% 49.99/32.70      inference(quant_intro,[status(thm)],[26])).
% 49.99/32.70  tff(28,plain,
% 49.99/32.70      (![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W) <=> ![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W)),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(29,axiom,(![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','mrel_reflexive')).
% 49.99/32.70  tff(30,plain,
% 49.99/32.70      (![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W)),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[29, 28])).
% 49.99/32.70  tff(31,plain,(
% 49.99/32.70      ![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W)),
% 49.99/32.70      inference(skolemize,[status(sab)],[30])).
% 49.99/32.70  tff(32,plain,
% 49.99/32.70      (![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W)),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[31, 27])).
% 49.99/32.70  tff(33,plain,
% 49.99/32.70      ((~![W: '$ki_world'] : tptp_fun___ki_accessible_(W, W)) | tptp_fun___ki_accessible_(W!24, W!24)),
% 49.99/32.70      inference(quant_inst,[status(thm)],[])).
% 49.99/32.70  tff(34,plain,
% 49.99/32.70      (tptp_fun___ki_accessible_(W!24, W!24)),
% 49.99/32.70      inference(unit_resolution,[status(thm)],[33, 32])).
% 49.99/32.70  tff(35,plain,
% 49.99/32.70      (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)),
% 49.99/32.70      inference(and_elim,[status(thm)],[17])).
% 49.99/32.70  tff(36,plain,
% 49.99/32.70      (^[W: '$ki_world'] : rewrite(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))))))),
% 49.99/32.70      inference(bind,[status(th)],[])).
% 49.99/32.70  tff(37,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))),
% 49.99/32.70      inference(quant_intro,[status(thm)],[36])).
% 49.99/32.70  tff(38,plain,
% 49.99/32.70      (^[W: '$ki_world'] : refl(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))))),
% 49.99/32.70      inference(bind,[status(th)],[])).
% 49.99/32.70  tff(39,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))))))))),
% 49.99/32.70      inference(quant_intro,[status(thm)],[38])).
% 49.99/32.70  tff(40,plain,
% 49.99/32.70      (^[W: '$ki_world'] : rewrite(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))))),
% 49.99/32.70      inference(bind,[status(th)],[])).
% 49.99/32.70  tff(41,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))))))))),
% 49.99/32.70      inference(quant_intro,[status(thm)],[40])).
% 49.99/32.70  tff(42,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C)))))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))))))))),
% 49.99/32.70      inference(transitivity,[status(thm)],[41, 39])).
% 49.99/32.70  tff(43,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(44,plain,
% 49.99/32.70      (^[W: '$ki_world'] : trans(monotonicity(quant_intro(proof_bind(^[B: $i] : trans(monotonicity(quant_intro(proof_bind(^[W0: '$ki_world'] : trans(monotonicity(quant_intro(proof_bind(^[C: $i] : trans(monotonicity(quant_intro(proof_bind(^[W1: '$ki_world'] : trans(monotonicity(trans(monotonicity(quant_intro(proof_bind(^[W2: '$ki_world'] : rewrite((tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) <=> ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))), (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) <=> ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))), quant_intro(proof_bind(^[W2: '$ki_world'] : rewrite((tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)) <=> ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))), (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)) <=> ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))), ((![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))) <=> (![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)) => ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))), rewrite((![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)) => ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))) <=> ((~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))), ((![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))) <=> ((~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))), ((tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))) <=> (tptp_fun___ki_accessible_(W0, W1) => ((~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))), rewrite((tptp_fun___ki_accessible_(W0, W1) => ((~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))) <=> ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))), ((tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))) <=> ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))), (![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))) <=> ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))), ((tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))))) <=> (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))), rewrite((tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))) <=> ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))), ((tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))))) <=> ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))))), (![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))))) <=> ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))), ((tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))))) <=> (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))))), rewrite((tptp_fun___ki_accessible_(W, W0) => ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))) <=> ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))), ((tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))))) <=> ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))), (![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))))) <=> ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))))), ((tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))))))) <=> (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))), rewrite((tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))) <=> ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))))), ((tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))))))) <=> ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))))))), (![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))))))) <=> ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))), ((tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))))))) <=> (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))))))), rewrite((tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C)))))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))), ((tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))))),
% 49.99/32.70      inference(bind,[status(th)],[])).
% 49.99/32.70  tff(45,plain,
% 49.99/32.70      (![W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C)))))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))),
% 49.99/32.70      inference(quant_intro,[status(thm)],[44])).
% 49.99/32.70  tff(46,axiom,(![W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => ![C: $i] : (tptp_fun___ki_exists_in_world__i_(W0, C) => ![W1: '$ki_world'] : (tptp_fun___ki_accessible_(W0, W1) => (![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => subset(W2, B, C)) => ![W2: '$ki_world'] : (tptp_fun___ki_accessible_(W1, W2) => qmltpeq(W2, union(B, C), C))))))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','subset_union')).
% 49.99/32.70  tff(47,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[46, 45])).
% 49.99/32.70  tff(48,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | subset(W2, B, C))))))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[47, 43])).
% 49.99/32.70  tff(49,plain,(
% 49.99/32.70      ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))))))))),
% 49.99/32.70      inference(skolemize,[status(sab)],[48])).
% 49.99/32.70  tff(50,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))))))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[49, 42])).
% 49.99/32.70  tff(51,plain,
% 49.99/32.70      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))),
% 49.99/32.70      inference(modus_ponens,[status(thm)],[50, 37])).
% 49.99/32.70  tff(52,plain,
% 49.99/32.70      (((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))) | ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))) <=> ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))) | (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))),
% 49.99/32.70      inference(rewrite,[status(thm)],[])).
% 49.99/32.70  tff(53,plain,
% 49.99/32.70      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))) | ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))),
% 50.06/32.70      inference(quant_inst,[status(thm)],[])).
% 50.06/32.70  tff(54,plain,
% 50.06/32.70      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C)))))))) | (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))))),
% 50.06/32.70      inference(modus_ponens,[status(thm)],[53, 52])).
% 50.06/32.70  tff(55,plain,
% 50.06/32.70      (![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))))),
% 50.06/32.70      inference(unit_resolution,[status(thm)],[54, 51, 35])).
% 50.06/32.70  tff(56,plain,
% 50.06/32.70      (tptp_fun___ki_exists_in_world__i_(W!24, B!25)),
% 50.06/32.70      inference(and_elim,[status(thm)],[17])).
% 50.06/32.70  tff(57,plain,
% 50.06/32.70      (((~![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))))) | ((~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))))) <=> ((~![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))))) | (~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))))),
% 50.06/32.70      inference(rewrite,[status(thm)],[])).
% 50.06/32.70  tff(58,plain,
% 50.06/32.70      ((~![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))))) | ((~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))))),
% 50.06/32.70      inference(quant_inst,[status(thm)],[])).
% 50.06/32.70  tff(59,plain,
% 50.06/32.70      ((~![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B))) | subset(tptp_fun_W2_8(W1, C, B), B, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B, C), C))))))) | (~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))),
% 50.06/32.70      inference(modus_ponens,[status(thm)],[58, 57])).
% 50.06/32.70  tff(60,plain,
% 50.06/32.70      (![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))),
% 50.06/32.70      inference(unit_resolution,[status(thm)],[59, 56, 55])).
% 50.06/32.70  tff(61,plain,
% 50.06/32.70      (((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))) | ((~tptp_fun___ki_accessible_(W!24, W!24)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))) <=> ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))) | (~tptp_fun___ki_accessible_(W!24, W!24)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))),
% 50.06/32.70      inference(rewrite,[status(thm)],[])).
% 50.06/32.70  tff(62,plain,
% 50.06/32.70      ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))) | ((~tptp_fun___ki_accessible_(W!24, W!24)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))),
% 50.06/32.71      inference(quant_inst,[status(thm)],[])).
% 50.06/32.71  tff(63,plain,
% 50.06/32.71      ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W0, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W0, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C)))))) | (~tptp_fun___ki_accessible_(W!24, W!24)) | ![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[62, 61])).
% 50.06/32.71  tff(64,plain,
% 50.06/32.71      (![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[63, 60, 34])).
% 50.06/32.71  tff(65,plain,
% 50.06/32.71      (((~![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))) | ((~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))))) <=> ((~![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))) | (~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))))),
% 50.06/32.71      inference(rewrite,[status(thm)],[])).
% 50.06/32.71  tff(66,plain,
% 50.06/32.71      ((~![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))) | ((~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))))),
% 50.06/32.71      inference(quant_inst,[status(thm)],[])).
% 50.06/32.71  tff(67,plain,
% 50.06/32.71      ((~![C: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, C)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, C, B!25))) | subset(tptp_fun_W2_8(W1, C, B!25), B!25, C))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, C), C))))) | (~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[66, 65])).
% 50.06/32.71  tff(68,plain,
% 50.06/32.71      (![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[67, 56, 64])).
% 50.06/32.71  tff(69,plain,
% 50.06/32.71      (((~![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))) | ((~tptp_fun___ki_accessible_(W!24, W!24)) | (~((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))) <=> ((~![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))) | (~tptp_fun___ki_accessible_(W!24, W!24)) | (~((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))),
% 50.06/32.71      inference(rewrite,[status(thm)],[])).
% 50.06/32.71  tff(70,plain,
% 50.06/32.71      ((~![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))) | ((~tptp_fun___ki_accessible_(W!24, W!24)) | (~((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))),
% 50.06/32.71      inference(quant_inst,[status(thm)],[])).
% 50.06/32.71  tff(71,plain,
% 50.06/32.71      ((~![W1: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W1)) | (~((~tptp_fun___ki_accessible_(W1, tptp_fun_W2_8(W1, B!25, B!25))) | subset(tptp_fun_W2_8(W1, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W1, W2)) | qmltpeq(W2, union(B!25, B!25), B!25)))) | (~tptp_fun___ki_accessible_(W!24, W!24)) | (~((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[70, 69])).
% 50.06/32.71  tff(72,plain,
% 50.06/32.71      ((~((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))) | ![W2: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W2)) | qmltpeq(W2, union(B!25, B!25), B!25))),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[71, 34, 68])).
% 50.06/32.71  tff(73,plain,
% 50.06/32.71      (~((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[72, 25])).
% 50.06/32.71  tff(74,plain,
% 50.06/32.71      (((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25)) | tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))),
% 50.06/32.71      inference(tautology,[status(thm)],[])).
% 50.06/32.71  tff(75,plain,
% 50.06/32.71      (tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[74, 73])).
% 50.06/32.71  tff(76,plain,
% 50.06/32.71      (((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25)) | (~subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))),
% 50.06/32.71      inference(tautology,[status(thm)],[])).
% 50.06/32.71  tff(77,plain,
% 50.06/32.71      (~subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25)),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[76, 73])).
% 50.06/32.71  tff(78,assumption,(~subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25)), introduced(assumption)).
% 50.06/32.71  tff(79,assumption,(tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))), introduced(assumption)).
% 50.06/32.71  tff(80,plain,
% 50.06/32.71      (^[W: '$ki_world'] : refl(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))))),
% 50.06/32.71      inference(bind,[status(th)],[])).
% 50.06/32.71  tff(81,plain,
% 50.06/32.71      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(quant_intro,[status(thm)],[80])).
% 50.06/32.71  tff(82,plain,
% 50.06/32.71      (^[W: '$ki_world'] : rewrite(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))))),
% 50.06/32.71      inference(bind,[status(th)],[])).
% 50.06/32.71  tff(83,plain,
% 50.06/32.71      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(quant_intro,[status(thm)],[82])).
% 50.06/32.71  tff(84,plain,
% 50.06/32.71      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(transitivity,[status(thm)],[83, 81])).
% 50.06/32.71  tff(85,plain,
% 50.06/32.71      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(rewrite,[status(thm)],[])).
% 50.06/32.71  tff(86,plain,
% 50.06/32.71      (^[W: '$ki_world'] : trans(monotonicity(quant_intro(proof_bind(^[B: $i] : trans(monotonicity(quant_intro(proof_bind(^[W0: '$ki_world'] : rewrite((tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B)) <=> ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))), (![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B)) <=> ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))), ((tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B))) <=> (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))), rewrite((tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))) <=> ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))), ((tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B))) <=> ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))))), (![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B))) <=> ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))), ((tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B)))) <=> (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))))), rewrite((tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B)))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))), ((tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B)))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))))),
% 50.06/32.71      inference(bind,[status(th)],[])).
% 50.06/32.71  tff(87,plain,
% 50.06/32.71      (![W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B)))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(quant_intro,[status(thm)],[86])).
% 50.06/32.71  tff(88,axiom,(![W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![B: $i] : (tptp_fun___ki_exists_in_world__i_(W, B) => ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => subset(W0, B, B))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','reflexivity_of_subset')).
% 50.06/32.71  tff(89,plain,
% 50.06/32.71      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[88, 87])).
% 50.06/32.71  tff(90,plain,
% 50.06/32.71      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[89, 85])).
% 50.06/32.71  tff(91,plain,(
% 50.06/32.71      ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(skolemize,[status(sab)],[90])).
% 50.06/32.71  tff(92,plain,
% 50.06/32.71      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[91, 84])).
% 50.06/32.71  tff(93,plain,
% 50.06/32.71      (((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))) | ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B))))) <=> ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))) | (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(rewrite,[status(thm)],[])).
% 50.06/32.71  tff(94,plain,
% 50.06/32.71      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))) | ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B))))),
% 50.06/32.71      inference(quant_inst,[status(thm)],[])).
% 50.06/32.71  tff(95,plain,
% 50.06/32.71      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | subset(W0, B, B))))) | (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!24)) | ![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B)))),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[94, 93])).
% 50.06/32.71  tff(96,plain,
% 50.06/32.71      (![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B)))),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[95, 92, 35])).
% 50.06/32.71  tff(97,plain,
% 50.06/32.71      (((~![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B)))) | ((~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25)))) <=> ((~![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B)))) | (~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25)))),
% 50.06/32.71      inference(rewrite,[status(thm)],[])).
% 50.06/32.71  tff(98,plain,
% 50.06/32.71      ((~![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B)))) | ((~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25)))),
% 50.06/32.71      inference(quant_inst,[status(thm)],[])).
% 50.06/32.71  tff(99,plain,
% 50.06/32.71      ((~![B: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!24, B)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B, B)))) | (~tptp_fun___ki_exists_in_world__i_(W!24, B!25)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25))),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[98, 97])).
% 50.06/32.71  tff(100,plain,
% 50.06/32.71      (![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25))),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[99, 56, 96])).
% 50.06/32.71  tff(101,plain,
% 50.06/32.71      (((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25))) | ((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))) <=> ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25))) | (~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))),
% 50.06/32.71      inference(rewrite,[status(thm)],[])).
% 50.06/32.71  tff(102,plain,
% 50.06/32.71      ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25))) | ((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25))),
% 50.06/32.71      inference(quant_inst,[status(thm)],[])).
% 50.06/32.71  tff(103,plain,
% 50.06/32.71      ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!24, W0)) | subset(W0, B!25, B!25))) | (~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25)),
% 50.06/32.71      inference(modus_ponens,[status(thm)],[102, 101])).
% 50.06/32.71  tff(104,plain,
% 50.06/32.71      ($false),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[103, 100, 79, 78])).
% 50.06/32.71  tff(105,plain,((~tptp_fun___ki_accessible_(W!24, tptp_fun_W2_8(W!24, B!25, B!25))) | subset(tptp_fun_W2_8(W!24, B!25, B!25), B!25, B!25)), inference(lemma,lemma(discharge,[]))).
% 50.06/32.71  tff(106,plain,
% 50.06/32.71      ($false),
% 50.06/32.71      inference(unit_resolution,[status(thm)],[105, 77, 75])).
% 50.06/32.71  % SZS output end Proof
%------------------------------------------------------------------------------